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Finding the Fourth Proportional to 4,800.50, 6,627.52 and 4,267.90

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Solution

The fourth proportional to 4,800.50, 6,627.52 and 4,267.90 is: 5,892.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,800.50 : 6,627.52 = 4,267.90 : x
  2. Step 2: Convert to fraction form
    4,800.50/6,627.52 = 4,267.90/x
  3. Step 3: Cross multiply
    4,800.50x = 6,627.52 × 4,267.90
  4. Step 4: Simplify right side
    4,800.50x = 28,285,626.87
  5. Step 5: Solve for x
    x = 28,285,626.87/4,800.50
  6. Step 6: Final answer
    x = 5,892.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.